package com.gdms.service;

import java.util.List;

import com.gdms.entity.Announcement;

/**
 * 添加公告信息
 * 根据id删除公告信息
 * 显示所有公告信息
 */

public interface IAnnouncementService {
	int addAnnouncement(Announcement announcement);
	int deleteAnnouncement(int id);
	List<Announcement> showAllAnnouncement();
}
